Revert [test] Remove locale dependency for mri-utf8.test
Revert [test] Remove locale dependency for mri-utf8.test

This reverts r373700 (git commit b455ebf921c5c940c2366bec226959e3a4127fee)

git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@373728 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/llvm,llvm-mirror/llvm,llvm-mirror/llvm,llvm-mirror/llvm,llvm-mirror/llvm,llvm-mirror/llvm,llvm-mirror/llvm,llvm-mirror/llvm,llvm-mirror/llvm